Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Jun. 30, 2019	Dec. 31, 2018
Deferred tax assets (liabilities):
Net operating loss and other carryforwards	$ 859		$ 324
Credit carryforwards	3,118		2,878
Accounts receivable	4,852		4,570
Prepaid expenses	(1,015)		(1,022)
Interest rate limitation	971		148
Right-of-use lease	2,351
Depreciation	1,863		1,318
Tax goodwill and intangibles	(1,066)		(1,079)
Stock-based compensation	183		197
Accrued liabilities	504		896
Accrued rent	380		1,914
Kentucky and Kansas acquisition costs	0		3
Impairment of long-lived assets	176		191
Interest rate swap	(4)		(152)
Hedge Ineffectiveness	(155)		(168)
Noncurrent self-insurance liabilities	6,363		5,997
Restitution	2,445		0
Other	30		64
Subtotal	21,855		16,079
Less valuation allowance	(21,855)	$ (20,000)	(228)
Total noncurrent deferred tax assets	$ 0		$ 15,851